Across
- 2. lanes filled with dust
- 3. shift u can tell if it is running at u cause if this
- 8. galaxy it has 0 symmetry
- 12. travel it takes one year
- 14. it transfers energy
- 18. center it part of the milky way galaxy
- 19. arms its spirals
Down
- 1. star explodes
- 4. theories it has been proven by scientist
- 5. it contains all of space
- 6. bang theory it was the beginning of the universe
- 7. it has a length
- 9. radiation it has magnetic and electric waves
- 10. it has matter and is in space
- 11. of light it travels 300,000km/sec
- 13. rays they high energy but no mass
- 15. it creates a star
- 16. they have high energy waves and are used for medical
- 17. it is the beginning and ending point
- 18. its in a large group